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Fig. 7.

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Top panel: Power-law fit of the cooling timescales as a function of frequency (τν = A × να). Bottom panel: Power-law fit of the magnetic field strength as a function of frequency (Bν = B × νβ). The best-fit power-law indices are α = −0.56 ± 0.13 and β = 0.34 ± 0.04.
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